CN201022178Y - Low power consumption electromagnetic micro shift controller - Google Patents
Low power consumption electromagnetic micro shift controller Download PDFInfo
- Publication number
- CN201022178Y CN201022178Y CNU2006201363499U CN200620136349U CN201022178Y CN 201022178 Y CN201022178 Y CN 201022178Y CN U2006201363499 U CNU2006201363499 U CN U2006201363499U CN 200620136349 U CN200620136349 U CN 200620136349U CN 201022178 Y CN201022178 Y CN 201022178Y
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- conductive board
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- magnetic conductive
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Abstract
The utility model relates to an electric-pneumatic transform controlling device for a valve locator of a performing accessory of a pneumatic adjusting valve, in particular to an electro-magnetic micro-displacement controller with low power consumption. The utility model is characterized in that two ends of a loop magnetic core (5) is connected with two magnet-guiding columns (6) and each magnet-guiding column (6) is provided with a first magnet-guiding board (8) on an end which is far from the loop magnetic core (5). A shell (7) is fixed with an elastic board (13) which extends the board body to the middle portion of the shell (7). Two sides of the elastic board (13) are orderly provided with a clamping board (11), a third magnet-guiding board (15) and a second magnet-guiding board (14) form the inside out. Two ends of a two-layer second magnet-guiding board (14) are clamped with a permanent magnet (16). The utility model because of the low power consumption could be used in an intelligent locator and has the advantages of simple structure, light weight and strong shock-proof capability, which could easily realize the electricity and gas isolation.
Description
Technical field
The utility model relates to a kind of the electric conversion control device that is applied to pneumatic control valve actuator annex valve positioner, especially low-power consumption electromagnetism Micro displacement controller.
Background technology
As shown in Figure 1: the electromagnetic potential shift controller of using in traditional electropneumatic valve positioner (hereinafter to be referred as: the current signal of reception 4-20mA torque-motor), coil in the direct control moment motor of this current signal, along with the increase of Control current, the electromagnetism intensity of the electromagnetic field that coil produces increases.The permanent magnetic field acting in conjunction that electromagnetic field that coil produces and permanent magnet produce drives skeleton spindle unit (coil, skeleton, output shaft are formed the skeleton spindle unit) and moves forward and backward.The current signal of the 4-20mA that moves axially displacement size and input of skeleton axle is linear.
Traditional torque-motor current sinking is big, and the 4-20mA current signal of field control system output can only satisfy the driving of torque-motor, so this kind torque-motor can only be applied in traditional mechanical type electropneumatic valve positioner; Because electricity, gas can not effectively isolate, the blast resistance construction complexity causes that the locator machine volume is big, cost is high; Because output shaft slides in axle sleeve, so the vibration resistance of torque-motor relatively poor (especially for the flame-proof type torque-motor, because the fit clearance of output shaft and axle sleeve has only 0.03-0.04mm, on-the-spot vibration is easy to cause the stuck of torque-motor).
The utility model content
The purpose of this utility model provide a kind of can low-power consumption work, can realize that magnetic, electricity isolate, because low-power consumption electromagnetism Micro displacement controller simple in structure, compact, good anti-vibration.
The technical solution of the utility model is:
A kind of low-power consumption electromagnetism Micro displacement controller, comprise coil rack, be wrapped on the coil rack and have control circuit and the coil of binding post and coil magnetic core, its special feature is, fixedly connected with two conducting magnetic columns in these coil magnetic core two ends, end away from the coil magnetic core on two conducting magnetic columns is equipped with housing, all is installed with first magnetic conductive board at each conducting magnetic column away from an end of coil magnetic core; On housing, be fixed with the elastic plate of its Subject Extension to the housing middle part, these elastic plate both sides from inside to outside are fixed with clamping plate, the 3rd magnetic conductive board, second magnetic conductive board successively respectively, wherein elastic plate, clamping plate and the 3rd magnetic conductive board all are fixedly set on the support column, the two ends of this two-layer second magnetic conductive board are separately fixed on the housing, accompany permanent magnet respectively at the two ends of this two-layer second magnetic conductive board; Be respectively equipped with flapper column in the support column both sides, this flapper column is passed and is fixed on two-layer the 3rd magnetic conductive board, the part that two flapper column are positioned in the middle of two-layer the 3rd magnetic conductive board is also passed two first magnetic conductive boards respectively and is all left the gap, and these two flapper column are fixedlyed connected with output shaft separately respectively.
Wherein be respectively equipped with the backplate of fixedlying connected with housing at each flapper column two ends.
Wherein two conducting magnetic columns are all vertical substantially with the coil magnetic core.
Further, wherein be respectively equipped with fixed leg in the second magnetic conductive board both sides, this fixed leg passes and is fixed on two-layer second magnetic conductive board.
Adopt the technical solution of the utility model, can be applied in the intelligent positioner because consumed current is very low; Simple in structure, in light weight, vibration resistance strengthens greatly; When making the explosion-proof type locator, as long as coil is installed in the electric chamber of locator, electromagnetic field is passed to by conducting magnetic column in the atmospheric control of locator, can be easy to realize electricity, air bound from.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model background technology;
Accompanying drawing 2 is a structural representation of the present utility model;
Accompanying drawing 3 is that the A of Fig. 2 is to figure;
Accompanying drawing 4 is the B-B cutaway view of Fig. 3.
Embodiment
Come the utility model is described in further detail below in conjunction with accompanying drawing:
The present invention adopts the electromagnetic force equilibrium principle, as shown in Figure 2.Binding post 1 links to each other with the locator control circuit, and control circuit adopts existing custom circuit, and coil 4 receives the control voltage of 0-2V, so because coil 4 internal resistances are Control current in the 2.5K Ω coil 4 is 0-0.8mA.When the electric current in the coil 4 increased, the electromagnetic field that coil 4, coil magnetic core 5, conducting magnetic column 6, first magnetic conductive board 8 produce constantly strengthened.
As Fig. 2,3, shown in 4, flapper column 9 in the utility model, clamping plate 11, support column 12, elastic plate 13, second magnetic conductive board, 14 whole rivetings are (hereinafter to be referred as elastomeric element) together, elastic plate 13 in the elastomeric element and shell press seal are together, to do the time spent can be that the axle center is done low-angle and rotated with elastic plate 13 with respect to shell to elastomeric element being subjected to external force, rotational angle range 0-2 °, the micrometric displacement that the low-angle of elastomeric element changes into flapper column 9 horizontal directions moves, the corresponding output shaft that is connected with flapper column 9 also produces micro-displacement in the horizontal direction, the distance that moves is 0-0.3mm, and linear with the voltage of input.
The motion principle of elastic plate 13 parts is as follows: permanent magnet 16 produces permanent magnetic field, second magnetic conductive board 14 is owing to be subjected to the magnetization of the permanent magnetic field of permanent magnet 16 generations, the electromagnetic field interaction that produces with first magnetic conductive board 8 produces electromagnetic force, electromagnetic force also increases when the driving voltage in the coil 4 increases, electromagnetic force drives elastic plate 13 parts and does the low-angle rotation, thereby the output shaft that drives flapper column 9 and be connected with flapper column 9 is done micrometric displacement in the horizontal direction and is moved, so just very low control voltage signal by being converted into micrometric displacement.
Claims (4)
1. a low-power consumption electromagnetism Micro displacement controller comprises coil rack (2), is wrapped in control circuit and binding post (1) were gone up and had to coil rack (2) coil (4) and coil magnetic core (5), it is characterized in that:
Fixedly connected with two conducting magnetic columns (6) in these coil magnetic core (5) two ends, an end of going up away from coil magnetic core (5) at two conducting magnetic columns (6) is equipped with housing (7), all is installed with first magnetic conductive board (8) at each conducting magnetic column (6) away from an end of coil magnetic core (5);
On housing (7), be fixed with the elastic plate (13) of its Subject Extension to housing (7) middle part, this elastic plate (13) both sides from inside to outside are fixed with clamping plate (11), the 3rd magnetic conductive board (15), second magnetic conductive board (14) successively respectively, wherein elastic plate (13), clamping plate (11) and the 3rd magnetic conductive board (15) all are fixedly set on the support column (12), the two ends of this two-layer second magnetic conductive board (14) are separately fixed on the housing (7), accompany permanent magnet (16) respectively at the two ends of this two-layer second magnetic conductive board (14);
Be respectively equipped with flapper column (9) in support column (12) both sides, this flapper column (9) is passed and is fixed on two-layer the 3rd magnetic conductive board (15), the part that two flapper column (9) are positioned in the middle of two-layer the 3rd magnetic conductive board (15) is also passed two first magnetic conductive boards (8) respectively and is all left the gap, and these two flapper column (9) are fixedlyed connected with output shaft separately respectively.
2. low-power consumption electromagnetism Micro displacement controller as claimed in claim 1 is characterized in that: wherein be respectively equipped with the backplate (10) of fixedlying connected with housing (7) at each flapper column (9) two ends.
3. low-power consumption electromagnetism Micro displacement controller as claimed in claim 1 is characterized in that: wherein two conducting magnetic columns (6) are all vertical with coil magnetic core (5).
4. as any described low-power consumption electromagnetism Micro displacement controller in the claim 1 to 3, it is characterized in that: wherein be respectively equipped with fixed leg (17) in second magnetic conductive board (14) both sides, this fixed leg (17) passes and is fixed on two-layer second magnetic conductive board (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201363499U CN201022178Y (en) | 2006-12-14 | 2006-12-14 | Low power consumption electromagnetic micro shift controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201363499U CN201022178Y (en) | 2006-12-14 | 2006-12-14 | Low power consumption electromagnetic micro shift controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201022178Y true CN201022178Y (en) | 2008-02-13 |
Family
ID=39089594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201363499U Expired - Lifetime CN201022178Y (en) | 2006-12-14 | 2006-12-14 | Low power consumption electromagnetic micro shift controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201022178Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106899191A (en) * | 2017-04-08 | 2017-06-27 | 贵州大学 | A kind of governor motion and adjusting method for adjusting motor output shaft rotation |
-
2006
- 2006-12-14 CN CNU2006201363499U patent/CN201022178Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106899191A (en) * | 2017-04-08 | 2017-06-27 | 贵州大学 | A kind of governor motion and adjusting method for adjusting motor output shaft rotation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20100402 Granted publication date: 20080213 |
|
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20101002 Granted publication date: 20080213 |
|
| ASS | Succession or assignment of patent right |
Owner name: WUZHONG INSTRUMENT CO., LTD. Free format text: FORMER OWNER: NINGXIA YINXING ENERGY SOURCES CO., LTD. Effective date: 20101125 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee |
Owner name: NINGXIA YINXING ENERGY SOURCES CO., LTD. Free format text: FORMER NAME: WUZHONG INSTRUMENT CO., LTD. |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 750002 NO.620, YELLOW RIVER EAST ROAD, XIXIA DISTRICT, YINCHUAN CITY, NINGXIA HUI AUTONOMOUS REGION TO: 751100 NO.67, CHAOYANG STREET, WUZHONG CITY, NINGXIA HUI AUTONOMOUS REGION |
|
| CP03 | Change of name, title or address |
Address after: 750002 No. 620 east the Yellow River Road, Xixia District, the Ningxia Hui Autonomous Region, Yinchuan Patentee after: NINGXIA YINXING ENERGY CO.,LTD. Address before: Litong District Chaoyang Street 751100 the Ningxia Hui Autonomous Region Wuzhong City, No. 67 Patentee before: Wuzhong Instrument Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20101125 Address after: 751100 No. 67 Chaoyang Street, Wuzhong City, the Ningxia Hui Autonomous Region Patentee after: WUZHONG INSTRUMENT Co.,Ltd. Address before: 750002 No. 620 east the Yellow River Road, Xixia District, the Ningxia Hui Autonomous Region, Yinchuan Patentee before: NINGXIA YINXING ENERGY CO.,LTD. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080213 |
|
| EXPY | Termination of patent right or utility model |